return NULL;
}
- /*
- * if caller didn't supply a lock, they get per-queue locking with
- * our embedded lock
- */
- if (!lock)
- lock = &q->__queue_lock;
-
q->request_fn = rfn;
q->prep_rq_fn = NULL;
q->unplug_fn = generic_unplug_device;
q->sg_reserved_size = INT_MAX;
- blk_set_cmd_filter_defaults(&q->cmd_filter);
-
/*
* all done
*/
const int unplug = bio_unplug(bio);
int rw_flags;
+ if (bio_barrier(bio) && bio_has_data(bio) &&
+ (q->next_ordered == QUEUE_ORDERED_NONE)) {
+ bio_endio(bio, -EOPNOTSUPP);
+ return 0;
+ }
/*
* low level driver can indicate that it wants pages above a
* certain limit bounced to low memory (ie for highmem, or even
err = -EOPNOTSUPP;
goto end_io;
}
- if (bio_barrier(bio) && bio_has_data(bio) &&
- (q->next_ordered == QUEUE_ORDERED_NONE)) {
- err = -EOPNOTSUPP;
- goto end_io;
- }
ret = q->make_request_fn(q, bio);
} while (ret);
{
return blk_end_bidi_request(rq, error, nr_bytes, 0);
}
-EXPORT_SYMBOL_GPL(blk_end_request);
+EXPORT_SYMBOL(blk_end_request);
/**
* blk_end_request_all - Helper function for drives to finish the request.
pending = blk_end_bidi_request(rq, error, blk_rq_bytes(rq), bidi_bytes);
BUG_ON(pending);
}
-EXPORT_SYMBOL_GPL(blk_end_request_all);
+EXPORT_SYMBOL(blk_end_request_all);
/**
* blk_end_request_cur - Helper function to finish the current request chunk.
{
return blk_end_request(rq, error, blk_rq_cur_bytes(rq));
}
-EXPORT_SYMBOL_GPL(blk_end_request_cur);
+EXPORT_SYMBOL(blk_end_request_cur);
/**
* __blk_end_request - Helper function for drivers to complete the request.
{
return __blk_end_bidi_request(rq, error, nr_bytes, 0);
}
-EXPORT_SYMBOL_GPL(__blk_end_request);
+EXPORT_SYMBOL(__blk_end_request);
/**
* __blk_end_request_all - Helper function for drives to finish the request.
pending = __blk_end_bidi_request(rq, error, blk_rq_bytes(rq), bidi_bytes);
BUG_ON(pending);
}
-EXPORT_SYMBOL_GPL(__blk_end_request_all);
+EXPORT_SYMBOL(__blk_end_request_all);
/**
* __blk_end_request_cur - Helper function to finish the current request chunk.
{
return __blk_end_request(rq, error, blk_rq_cur_bytes(rq));
}
-EXPORT_SYMBOL_GPL(__blk_end_request_cur);
+EXPORT_SYMBOL(__blk_end_request_cur);
void blk_rq_bio_prep(struct request_queue *q, struct request *rq,
struct bio *bio)
__bio_clone(bio, bio_src);
if (bio_integrity(bio_src) &&
- bio_integrity_clone(bio, bio_src, gfp_mask))
+ bio_integrity_clone(bio, bio_src, gfp_mask, bs))
goto free_and_out;
if (bio_ctr && bio_ctr(bio, bio_src, data))